keyboard instrument (noun) player piano: automatic piano
Sinonime: asperous, bearded, brambly, bristly, broken, bumpy, bushy, chapped, choppy,
coarse, cragged, craggy, cross-grained,
disheveled,
fuzzy,
hairy, harsh, jagged, knobby, knotty, nappy, nodular, not smooth, ridged, rocky, ruffled, rugged, scabrous, scraggy, shaggy,
sharp, stony, tangled, tousled, tufted,
unequal, unfinished, unlevel, unshaven, unshorn, woolly, wrinkled, wrinkly
Antonime: even,
level,
polished,
regular, smooth